632 



INDEX 



Caravdla, SOS 



Carbohydrates, formation of, 33 

 Carbon dioxide, attracts Paramecium, 23 ; 

 excretion of, 8, 13 f. ; secreted \>y 

 Arcella, etc., 53 

 Canhesium, 138 ; feeding of, 145, 158 

 Carina! ossicle of Asteroidea, 436 

 Carlgren, 378 n. 

 Oarmarina, S95 

 Carpenter, P. H., on the classification of 



the Crinoidea, 589 

 Carpenter, \V. B., classification of Fora- 

 minifera, 58 ; on their trne nature, 62 ; 

 on their structure, 63 f. ; on Areuacea, 

 65 f. ; on the nervous system of Ante- 

 don rosacea, 585 

 Carpoidea, 580, 596 f. 

 Carter, on Protozoa, 45 ; on Sponges, 167, 

 180, 208, 237 n. ; on fossil Hydrozoa, 

 270 n. 

 Garyophyllia, 386, 398 

 Cash, on Rhizopoda, 58 n. 

 CassiduUdae, 554 

 Cassidulina, 59 

 Cassiopea, S24 

 Cassiopeidae, 3S4 

 Castellani, on Trypanosomic fever and 



sleeping sickness, 120 

 Catabolic, catabolism, 13 f., 24 

 Cataclysmal metamorphosis of Dipleurula, 



613 

 Catallacta, 89 

 Catostylidae, S25 



Cattle, Trypanosomic diseases of, 119 f. 

 Caudal cirrhi, 139 f. 

 Gaudina, 575 

 CauUery and Mesnil, on Actinomyxi- 



diaoeae, 98 n. 

 Cavernularia, 359, 364 : Q. obesa, 364 

 Cell, 3 f. ; definition of, 3 ; nutrition of, 

 15 f., 35 f. ; -membrane of ovum of 

 Sea - urchin, 7 ; -wall, 3 ; in Flagel- 

 lates, 109, 113 ; in Dinoflagellates, 130 ; 

 -boundary in Flagellates, 113 ; -division, 

 24 f., 25, 27 ; Spencerian division, 31 f. ; 

 -unions in Volvox, 126, 127 ; collar-, 

 of Choanoflagellates, 121, 122 ; of 

 Sponges { = clioanocytes), 171, 176, 186 

 Cellular relationship explained, 10 

 Cellulose, 37 ; cell-wall of holophytic Fla- 

 gellates, 113 ; in Dinoflagellates, 130 

 Central blood plexus — see Heart 

 Central capsule, 49, 76, 77, 82, 84 ; its 

 functions in regeneration, 35 ; of Col- 

 lozoum incrme, 76 

 Centrifugal force, stimulus of, 19 f. 

 Centriole, 25, 27 

 Centripetal canals, 289 

 Centro-dorsal ossicle, of Crinoidea, 580 ; 

 of Antedon rosacea, 582 ; of Actino- 

 metra, 588, 694 ; of Atelecrinus, 594 

 Centrogenous (used of spicules = meeting 



in a common centre and gi'owing . out- 

 wards), 76 

 Centropyxis, 51 ; test of, 65 ; C. aculeata, 



reproduction of, 57 

 Centrosonie, 19, 26 f. ; of Heliozoa, 72 ; 



( = blepharoplast) in Flagellates, 115 

 Centrosphere, 25 f., 27 

 Gentrostephanus, 522, 539 ; G, longi- 



spinosus, 522, 532, 539 

 Cephalis ( = uppermost chamber of monax- 



ouic Radiolarian shells), 83 

 Gephalodiscus, 617 

 Cephalont of Gregarines, 98 

 Cephalopoda, erroneous reference of Fora- 



niinifera to, 62 

 Gephea, S25 

 Cepheidae, 3^4 



Gemtella, 263, '271 ; G. fusca, 271 

 Ceratellidae, 271 

 Geratium, 110; habitat of, 131 

 Ceratosa, 211, 220 

 Gercomonas, 116 n., 119; G. dujardini, 



gametes of, 116 n. 

 Gereactis (family Actiniidfe, SSI) ; G. 



aurantiaca, 378 

 Cerianthidea, 367, 373, 377, 409 

 Gerianthiis, 328, 366, 409 ; nematocyst of, 



247 ; C amerioanus, 411 ; C iathy- 



metricus, 411 ; G. lloydii, 411 ; G. 



membranaceus, 370, 410, 4^ ', 0. 



oligopodus, 411 ; G. vogti, 411 

 Cestidae, 4SO 



Cestoidea, 413, 414, 416, 420 

 Cestus, 420 ; G. pectenalis, 420 ; C. veneris, 



417, 420 

 Chaetetidae, 346 

 Chalarothoraca, 71 

 Ghalina, 217, 223 

 Chalk, Foraminifera, etc., in, 69 f. 

 Challeugeridae (a family of Phaeogromia, 



79) ; shells, .skeleton of, 84, 85 

 Chambered organ, of Antedon rosacea, 



584 ; of Pentacrinidae, 692 

 Chambers, of Foraminiferal shell, 62 

 Chapman, on Foraminifera, 58 n., 70 

 Gharistephane, 417 

 Gharybdea, 311, 314, 319 ; G. xayinacana, 



310, 319 ; G. inarmpiaZis, 319 ; 0. 



grandis, 319 

 Charybdeidae, SIS 

 Gheilostomella, 59 

 Cheilostomellaceae, 59 

 Chela (a complex microsclere derived from 



a .Sigma and consisting of a curved shaft 



bearing recurved processes), 234 

 Chemical, reactions, of protoplasm and of 



vacuoles, 13 ; substances in solution, 



19, 22 f. ; rays of spectrum in relation 



to plant pigments, 36 n. 

 Ohemiotaxy, 23 ; its role in syngamy, 34 ; 



of Cocoidians, 100 

 Chirodropidae, 319 



